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Bell Curve and Normal Distribution & Political Philosophy Populations of anything in the natural world usually fall into a normal distribution pattern,

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Presentation on theme: "Bell Curve and Normal Distribution & Political Philosophy Populations of anything in the natural world usually fall into a normal distribution pattern,"— Presentation transcript:

1 Bell Curve and Normal Distribution & Political Philosophy Populations of anything in the natural world usually fall into a normal distribution pattern, with most values falling in the middle of the range and smaller numbers to either side.

2 Bell Curve and Normal Distribution & Political Philosophy

3 55 70 85 100 115 130 145 2% 15% 67% 15% 2% SD Mean SD SD = Standard Deviation Mathematical formula for determining equal distance of distribution. Normal Distribution of population

4 Any population that has diversity within it will yield a bell curve. Sometimes it will be skewed to the left or right, sometimes it will be very sharply defined around a median figure other times the distribution will be very broad.

5 Example: Gun Control Laws Confiscation more laws Compromise few laws All Guns!!! Extremist Moderate Extremist


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